(19)

(11)

EP 2 344 065 A1

(12)

(43) Date of publication: 20.07.2011 Bulletin 2011/29 (21) Application number: 09791184.6 (22) Date of filing: 05.08.2009

(51) International Patent Classification (IPC):  A61F 2/00(2006.01) (86) International application number: PCT/US2009/052843 (87) International publication number: WO 2010/017291 (11.02.2010 Gazette 2010/06)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 05.08.2008 US 86201 P (71) Applicant: AMS Research Corporation Minnetonka, MN 55343 (US)	(72) Inventor: CRAWFORD, Scott Minnetonka, MN 55343 (US) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)